Book digitized by Google from the library of the University of California and uploaded to the Internet Archive by user tpb. Topics: Pinus, Timber Source: http://books.google.com/books?id=C6MeAAAAIAAJ&oe=UTF-8
byBarrett, James W and U.S. Department of Agriculture, U.S. Forest Service, Pacific Northwest Research Station
The silviculture of ponderosa pine in the Pacific Northwest States of Washington and Oregon is described. The timber resource, growth, and value are discussed first, followed by damaglng agents, management, and silviculture. Relevant literature is presented along with observations, experlence, and results of unpublished work. Research needs for the future are also proposed. Topics: Silviculture, ponderosa pine, Pinus ponderosa, Pacific Northwest.